public void TestParsesMultiCorrectly()
{
Evaluator eval = QueryParser.Parse(".foo > ol, ol > li + li");
Assert.IsTrue(eval is CombiningEvaluator.Or);
CombiningEvaluator.Or or = (CombiningEvaluator.Or)eval;
Assert.AreEqual(2, or.evaluators.Count);
CombiningEvaluator.And andLeft = (CombiningEvaluator.And)or.evaluators[0];
CombiningEvaluator.And andRight = (CombiningEvaluator.And)or.evaluators[1];
Assert.AreEqual("ol :ImmediateParent.foo", andLeft.ToString());
Assert.AreEqual(2, andLeft.evaluators.Count);
Assert.AreEqual("li :prevli :ImmediateParentol", andRight.ToString());
Assert.AreEqual(2, andLeft.evaluators.Count);
}
public void TestOrGetsCorrectPrecedence()
{
// tests that a selector "a b, c d, e f" evals to (a AND b) OR (c AND d) OR (e AND f)"
// top level or, three child ands
Evaluator eval = QueryParser.Parse("a b, c d, e f");
Assert.IsTrue(eval is CombiningEvaluator.Or);
CombiningEvaluator.Or or = (CombiningEvaluator.Or)eval;
Assert.AreEqual(3, or.evaluators.Count);
foreach (Evaluator innerEval in or.evaluators)
{
Assert.IsTrue(innerEval is CombiningEvaluator.And);
CombiningEvaluator.And and = (CombiningEvaluator.And)innerEval;
Assert.AreEqual(2, and.evaluators.Count);
Assert.IsTrue(and.evaluators[0] is Evaluator.Tag);
Assert.IsTrue(and.evaluators[1] is StructuralEvaluator.Parent);
}
}
